vĭŏlens, entis, adj. [vis],
impetuous , vehement , furious , violent (mostly poet. and in post-Aug. prose, whereas violentus is class.): Aufidus, Hor. C. 3, 30, 10: victor equus, id. Ep. 1, 10, 37; so (with ferus), Pers. 5, 171.
violēns entis, adj.cf. vis, impetuous, furious, violent : Aufidus, H.: victor (equus), H. ...
An Elementary Latin Dictionary